| Équations équilibrées la veille |
CuCl2 + H2S1 = CuS + 2 HCl
FeO2 + H2O = Fe(OH)4 =>
FeO2 + 2 H2O = Fe(OH)4
C7H6O3 + C2H4O2 = C9H8O4 =>
10 C7H6O3 + C2H4O2 = 8 C9H8O4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe2(SO4)3 + NaCN = Fe(CN)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaCN = 2 Fe(CN)3 + 3 Na2SO4
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
H3BO3 + NaOH = NaBO2 + H2O =>
H3BO3 + NaOH = NaBO2 + 2 H2O
H2O + K2O = KOH =>
H2O + K2O = 2 KOH
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Fe + Cu(NO3)2 = CuFe + Fe(NO3)2 =>
2 Fe + Cu(NO3)2 = CuFe + Fe(NO3)2
CNH2N1NH2 + O2 = CO2 + H2O + N2 =>
2 CNH2N1NH2 + 4 O2 = 2 CO2 + 4 H2O + 3 N2
I2 + O2 = I2O1 =>
2 I2 + O2 = 2 I2O1
IO3{-} + SO3{2-} + H{+} = SO4{2-} + I2 + H2O =>
2 IO3{-} + 5 SO3{2-} + 2 H{+} = 5 SO4{2-} + I2 + H2O
HfCl3 + Al = HfCl2 + AlCl3 =>
3 HfCl3 + Al = 3 HfCl2 + AlCl3
Ga + SiO2 = SiO + Ga2O =>
2 Ga + SiO2 = SiO + Ga2O
NaOHNaHSO4 = HOHNa2SO4 =>
NaOHNaHSO4 = HOHNa2SO4
C4H6O + H2O = C4H8O2 =>
C4H6O + H2O = C4H8O2
CH3CHOHCH2CH2CH3 + KMnO4 + H2SO4 = CH3CO2H + MnSO4 + H2O + K2SO4 =>
2 CH3CHOHCH2CH2CH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3CO2H + 4 MnSO4 + 8 H2O + 2 K2SO4
CaS + Na3N = Na2S + Ca3N2 =>
3 CaS + 2 Na3N = 3 Na2S + Ca3N2
H2O + K3PO4 = H3PO4 + KOH =>
3 H2O + K3PO4 = H3PO4 + 3 KOH
KOH + H3PO4 = KH2PO4 + H2O =>
KOH + H3PO4 = KH2PO4 + H2O
Sn2 + Fe{3+} = Sn{4+} + Fe{2+} =>
Sn2 + 8 Fe{3+} = 2 Sn{4+} + 8 Fe{2+}
C3H8O + H2O2 = C3H6O2 + H2 =>
2 C3H8O + H2O2 = 2 C3H6O2 + 3 H2
(NH2)2CO + N2O = CO2 + N2 + H2O =>
(NH2)2CO + 3 N2O = CO2 + 4 N2 + 2 H2O
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
C4H9OH + Br2 = C4H9OBr + HBr =>
C4H9OH + Br2 = C4H9OBr + HBr
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C11H18N2O3 = C11H16N2O2 + H2O =>
C11H18N2O3 = C11H16N2O2 + H2O
AlCl3 + Na2S + H2O = H2S + NaCl + Al(OH)3 =>
2 AlCl3 + 3 Na2S + 6 H2O = 3 H2S + 6 NaCl + 2 Al(OH)3
KBr + K2Cr2O7 + H2SO4 = Br2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 KBr + K2Cr2O7 + 7 H2SO4 = 3 Br2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
C3H8 + Cl2 = C3H7Cl4 + HCl =>
2 C3H8 + 5 Cl2 = 2 C3H7Cl4 + 2 HCl
BaSO4 + NO2 = Ba(NO3)2 + SO2 =>
BaSO4 + 2 NO2 = Ba(NO3)2 + SO2
Mg + AlCl3 = MgCl2 + Al =>
3 Mg + 2 AlCl3 = 3 MgCl2 + 2 Al
(NH4)2SO4 + Mg(OH)2 = NH3 + H2O + MgSO4 =>
(NH4)2SO4 + Mg(OH)2 = 2 NH3 + 2 H2O + MgSO4
Na2S + KI = NaI + K2S =>
Na2S + 2 KI = 2 NaI + K2S
CuO + CuS = Cu + SO2 =>
2 CuO + CuS = 3 Cu + SO2
Al + H2SO4 = Al2(SO4)3 + H2O + SO2 =>
2 Al + 6 H2SO4 = Al2(SO4)3 + 6 H2O + 3 SO2
NaO2 + CO2 = NaCO3 + O2 =>
2 NaO2 + 2 CO2 = 2 NaCO3 + O2
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
CaI2 + H2O = Ca(OH)2 + HI =>
CaI2 + 2 H2O = Ca(OH)2 + 2 HI
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Mg + (OH)2 = MgO + H2O =>
Mg + (OH)2 = MgO + H2O
C3H6O3 + H2O = H3O + CO2 =>
C3H6O3 + 15 H2O = 12 H3O + 3 CO2
Ag + H3Po4 = Ag3Po4 + H2 =>
6 Ag + 2 H3Po4 = 2 Ag3Po4 + 3 H2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Zn + KClO3 + H2SO4 = KCl + ZnSO4 + H2O =>
3 Zn + KClO3 + 3 H2SO4 = KCl + 3 ZnSO4 + 3 H2O
C3H6 + NH3 + O2 = C3H3N + H2O =>
2 C3H6 + 2 NH3 + 3 O2 = 2 C3H3N + 6 H2O
Ni(OH)2 + H2O2 = NiO(OH)4 + H2O =>
Ni(OH)2 + 2 H2O2 = NiO(OH)4 + H2O
KClO3 = KClOO4 + KCl =>
5 KClO3 = 3 KClOO4 + 2 KCl
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